Change made

Anshika14528 · Anshika14528 · commit 4536583e1e90 · 2024-06-10T08:21:57.000+05:30
diff --git a/dsa-solutions/lc-solutions/0000-0099/0098-validate-binary-search-tree.md b/dsa-solutions/lc-solutions/0000-0099/0098-validate-binary-search-tree.md
@@ -40,7 +40,7 @@ Output: false
 ### Constraints
 
 - The number of nodes in the tree is in the range $[1, 10^4]$.
-- -2^(31) <= Node.val <= 2^(31) - 1.
+- `-2^(31) <= Node.val <= 2^(31) - 1.`
 
 ### Approach 
 
